diff --git a/cmd/storage-rest_test.go b/cmd/storage-rest_test.go
index 5003ae5bc..4b7264ade 100644
--- a/cmd/storage-rest_test.go
+++ b/cmd/storage-rest_test.go
@@ -18,6 +18,7 @@
 package cmd
 
 import (
+	"bytes"
 	"context"
 	"io/ioutil"
 	"net/http/httptest"
@@ -312,6 +313,7 @@ func testStorageAPIAppendFile(t *testing.T, storage StorageAPI) {
 		t.Fatalf("unexpected error %v", err)
 	}
 
+	testData := []byte("foo")
 	testCases := []struct {
 		volumeName      string
 		objectName      string
@@ -319,12 +321,18 @@ func testStorageAPIAppendFile(t *testing.T, storage StorageAPI) {
 		expectErr       bool
 		ignoreIfWindows bool
 	}{
-		{"foo", "myobject", []byte("foo"), false, false},
-		{"foo", "myobject", []byte{}, false, false},
+		{"foo", "myobject", testData, false, false},
+		{"foo", "myobject-0byte", []byte{}, false, false},
 		// volume not found error.
-		{"bar", "myobject", []byte{}, true, false},
-		// Weird '\n' in object name
-		{"foo", "newline\n", []byte{}, false, true},
+		{"bar", "myobject", testData, true, false},
+		// Test some weird characters over the wire.
+		{"foo", "newline\n", testData, false, true},
+		{"foo", "newline\t", testData, false, true},
+		{"foo", "newline \n", testData, false, true},
+		{"foo", "newline$$$\n", testData, false, true},
+		{"foo", "newline%%%\n", testData, false, true},
+		{"foo", "newline \t % $ & * ^ # @ \n", testData, false, true},
+		{"foo", "\n\tnewline \t % $ & * ^ # @ \n", testData, false, true},
 	}
 
 	for i, testCase := range testCases {
@@ -337,6 +345,17 @@ func testStorageAPIAppendFile(t *testing.T, storage StorageAPI) {
 		if expectErr != testCase.expectErr {
 			t.Fatalf("case %v: error: expected: %v, got: %v", i+1, testCase.expectErr, expectErr)
 		}
+
+		if !testCase.expectErr {
+			data, err := storage.ReadAll(context.Background(), testCase.volumeName, testCase.objectName)
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			if !bytes.Equal(data, testCase.data) {
+				t.Fatalf("case %v: expected %v, got %v", i+1, testCase.data, data)
+			}
+		}
 	}
 }